Gigabyte GSmart Essence 4 vs Panasonic P81
Gigabyte GSmart Essence 4
Panasonic P81
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkHSDPA 2100HSDPA 900, 2100
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HSDPA speed21.1 MbpsHSDPA, 21 Mbps
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HSUPA speed5.76 MbpsHSUPA, 5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-102014-6
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Status2015-112014-6
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Design
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SIMDual SIM (Mini-SIM, dual stand-by)Dual SIM (Micro-SIM, dual stand-by)
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Height124 mm
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Width62 mm
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Thickness9.6 mm
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Weight105 g
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ColorsBlackBlack
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Display
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Display typeTFT capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size4.0 inches5.5 inches
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Resolution480 x 800 pixels720 x 1280 pixels
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Pixel density233 ppi267 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1.0 GHzOcta-core 1.7 GHz ARM Cortex-A7
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ChipsetMediatek MT6572Mediatek MT6592
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GPUMali-400Mali-450MP4
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Memory RAM512 MB1 GB
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Internal storage4 GB8 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v4.4 (KitKat)Android OS, v4.2.2 (Jelly Bean)
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Main camera
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Main camera2 MP13 MP
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Primary camera resolution1600 x 1200 pixels4160 x 3120 pixels
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Primary camera videovideo1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Camera featuresYes-
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Selfie camera
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Secondary cameraVGA camera-
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Selfie camera2 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radioFM radio with RDS
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v3.0
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Bluetooth A2DP-Yes
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GPSYes, with A-GPSYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push Email-Push Mail
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JavaNoYes, via Java MIDP emulator
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SensorsAccelerometer, proximity-
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1300 mAh2500 mAh
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Battery removable-Non-removable
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Talk time12 h-
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Standby time300 h-